diff --git a/.env.docker b/.env.docker
index 8f15801d..96392544 100644
--- a/.env.docker
+++ b/.env.docker
@@ -1344,7 +1344,7 @@ DOCKER_WORKER_HEALTHCHECK_INTERVAL="${DOCKER_ALL_DEFAULT_HEALTHCHECK_INTERVAL:?e
 # @see https://hub.docker.com/r/nginxproxy/nginx-proxy
 # @dottie/validate required
 # @renovate datasource=docker depName=nginxproxy/nginx-proxy versioning=semver-coerced
-DOCKER_PROXY_VERSION="1.4"
+DOCKER_PROXY_VERSION="1.6.4"
 
 # How often Docker health check should run for [proxy] service
 #
diff --git a/scripts/set-recommended-versions b/scripts/set-recommended-versions
index 44502056..0420fc02 100755
--- a/scripts/set-recommended-versions
+++ b/scripts/set-recommended-versions
@@ -18,7 +18,7 @@ DOCKER_APP_PHP_VERSION="8.3"
 DOCKER_APP_RELEASE="v0.14"
 
 # @renovate datasource=docker depName=nginxproxy/nginx-proxy versioning=semver-coerced
-DOCKER_PROXY_VERSION="1.4"
+DOCKER_PROXY_VERSION="1.6.4"
 
 # @renovate datasource=docker depName=redis versioning=semver-coerced
 DOCKER_REDIS_VERSION="7.2"